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-rw-r--r--src/plugins/platforms/xlib/qxlibstatic.cpp509
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diff --git a/src/plugins/platforms/xlib/qxlibstatic.cpp b/src/plugins/platforms/xlib/qxlibstatic.cpp
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-/****************************************************************************
-**
-** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: http://www.qt-project.org/
-**
-** This file is part of the plugins of the Qt Toolkit.
-**
-** $QT_BEGIN_LICENSE:LGPL$
-** GNU Lesser General Public License Usage
-** This file may be used under the terms of the GNU Lesser General Public
-** License version 2.1 as published by the Free Software Foundation and
-** appearing in the file LICENSE.LGPL included in the packaging of this
-** file. Please review the following information to ensure the GNU Lesser
-** General Public License version 2.1 requirements will be met:
-** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
-**
-** In addition, as a special exception, Nokia gives you certain additional
-** rights. These rights are described in the Nokia Qt LGPL Exception
-** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU General
-** Public License version 3.0 as published by the Free Software Foundation
-** and appearing in the file LICENSE.GPL included in the packaging of this
-** file. Please review the following information to ensure the GNU General
-** Public License version 3.0 requirements will be met:
-** http://www.gnu.org/copyleft/gpl.html.
-**
-** Other Usage
-** Alternatively, this file may be used in accordance with the terms and
-** conditions contained in a signed written agreement between you and Nokia.
-**
-**
-**
-**
-**
-**
-** $QT_END_LICENSE$
-**
-****************************************************************************/
-
-#include <private/qguiapplication_p.h>
-#include "qxlibstatic.h"
-#include "qxlibscreen.h"
-#include "qxlibdisplay.h"
-
-#include <qplatformdefs.h>
-#include <QtGui/qscreen.h>
-
-#include <QtCore/QBuffer>
-#include <QtCore/QLibrary>
-
-#include <QDebug>
-
-static const char * x11_atomnames = {
- // window-manager <-> client protocols
- "WM_PROTOCOLS\0"
- "WM_DELETE_WINDOW\0"
- "WM_TAKE_FOCUS\0"
- "_NET_WM_PING\0"
- "_NET_WM_CONTEXT_HELP\0"
- "_NET_WM_SYNC_REQUEST\0"
- "_NET_WM_SYNC_REQUEST_COUNTER\0"
-
- // ICCCM window state
- "WM_STATE\0"
- "WM_CHANGE_STATE\0"
-
- // Session management
- "WM_CLIENT_LEADER\0"
- "WM_WINDOW_ROLE\0"
- "SM_CLIENT_ID\0"
-
- // Clipboard
- "CLIPBOARD\0"
- "INCR\0"
- "TARGETS\0"
- "MULTIPLE\0"
- "TIMESTAMP\0"
- "SAVE_TARGETS\0"
- "CLIP_TEMPORARY\0"
- "_QT_SELECTION\0"
- "_QT_CLIPBOARD_SENTINEL\0"
- "_QT_SELECTION_SENTINEL\0"
- "CLIPBOARD_MANAGER\0"
-
- "RESOURCE_MANAGER\0"
-
- "_XSETROOT_ID\0"
-
- "_QT_SCROLL_DONE\0"
- "_QT_INPUT_ENCODING\0"
-
- "_MOTIF_WM_HINTS\0"
-
- "DTWM_IS_RUNNING\0"
- "ENLIGHTENMENT_DESKTOP\0"
- "_DT_SAVE_MODE\0"
- "_SGI_DESKS_MANAGER\0"
-
- // EWMH (aka NETWM)
- "_NET_SUPPORTED\0"
- "_NET_VIRTUAL_ROOTS\0"
- "_NET_WORKAREA\0"
-
- "_NET_MOVERESIZE_WINDOW\0"
- "_NET_WM_MOVERESIZE\0"
-
- "_NET_WM_NAME\0"
- "_NET_WM_ICON_NAME\0"
- "_NET_WM_ICON\0"
-
- "_NET_WM_PID\0"
-
- "_NET_WM_WINDOW_OPACITY\0"
-
- "_NET_WM_STATE\0"
- "_NET_WM_STATE_ABOVE\0"
- "_NET_WM_STATE_BELOW\0"
- "_NET_WM_STATE_FULLSCREEN\0"
- "_NET_WM_STATE_MAXIMIZED_HORZ\0"
- "_NET_WM_STATE_MAXIMIZED_VERT\0"
- "_NET_WM_STATE_MODAL\0"
- "_NET_WM_STATE_STAYS_ON_TOP\0"
- "_NET_WM_STATE_DEMANDS_ATTENTION\0"
-
- "_NET_WM_USER_TIME\0"
- "_NET_WM_USER_TIME_WINDOW\0"
- "_NET_WM_FULL_PLACEMENT\0"
-
- "_NET_WM_WINDOW_TYPE\0"
- "_NET_WM_WINDOW_TYPE_DESKTOP\0"
- "_NET_WM_WINDOW_TYPE_DOCK\0"
- "_NET_WM_WINDOW_TYPE_TOOLBAR\0"
- "_NET_WM_WINDOW_TYPE_MENU\0"
- "_NET_WM_WINDOW_TYPE_UTILITY\0"
- "_NET_WM_WINDOW_TYPE_SPLASH\0"
- "_NET_WM_WINDOW_TYPE_DIALOG\0"
- "_NET_WM_WINDOW_TYPE_DROPDOWN_MENU\0"
- "_NET_WM_WINDOW_TYPE_POPUP_MENU\0"
- "_NET_WM_WINDOW_TYPE_TOOLTIP\0"
- "_NET_WM_WINDOW_TYPE_NOTIFICATION\0"
- "_NET_WM_WINDOW_TYPE_COMBO\0"
- "_NET_WM_WINDOW_TYPE_DND\0"
- "_NET_WM_WINDOW_TYPE_NORMAL\0"
- "_KDE_NET_WM_WINDOW_TYPE_OVERRIDE\0"
-
- "_KDE_NET_WM_FRAME_STRUT\0"
-
- "_NET_STARTUP_INFO\0"
- "_NET_STARTUP_INFO_BEGIN\0"
-
- "_NET_SUPPORTING_WM_CHECK\0"
-
- "_NET_WM_CM_S0\0"
-
- "_NET_SYSTEM_TRAY_VISUAL\0"
-
- "_NET_ACTIVE_WINDOW\0"
-
- // Property formats
- "COMPOUND_TEXT\0"
- "TEXT\0"
- "UTF8_STRING\0"
-
- // xdnd
- "XdndEnter\0"
- "XdndPosition\0"
- "XdndStatus\0"
- "XdndLeave\0"
- "XdndDrop\0"
- "XdndFinished\0"
- "XdndTypeList\0"
- "XdndActionList\0"
-
- "XdndSelection\0"
-
- "XdndAware\0"
- "XdndProxy\0"
-
- "XdndActionCopy\0"
- "XdndActionLink\0"
- "XdndActionMove\0"
- "XdndActionPrivate\0"
-
- // Motif DND
- "_MOTIF_DRAG_AND_DROP_MESSAGE\0"
- "_MOTIF_DRAG_INITIATOR_INFO\0"
- "_MOTIF_DRAG_RECEIVER_INFO\0"
- "_MOTIF_DRAG_WINDOW\0"
- "_MOTIF_DRAG_TARGETS\0"
-
- "XmTRANSFER_SUCCESS\0"
- "XmTRANSFER_FAILURE\0"
-
- // Xkb
- "_XKB_RULES_NAMES\0"
-
- // XEMBED
- "_XEMBED\0"
- "_XEMBED_INFO\0"
-
- // Wacom old. (before version 0.10)
- "Wacom Stylus\0"
- "Wacom Cursor\0"
- "Wacom Eraser\0"
-
- // Tablet
- "STYLUS\0"
- "ERASER\0"
-};
-
-/*!
- \internal
- Try to resolve a \a symbol from \a library with the version specified
- by \a vernum.
-
- Note that, in the case of the Xfixes library, \a vernum is not the same as
- \c XFIXES_MAJOR - it is a part of soname and may differ from the Xfixes
- version.
-*/
-static QFunctionPointer qt_load_library_runtime(const char *library, int vernum,
- int highestVernum, const char *symbol)
-{
- QList<int> versions;
- // we try to load in the following order:
- // explicit version -> the default one -> (from the highest (highestVernum) to the lowest (vernum) )
- if (vernum != -1)
- versions << vernum;
- versions << -1;
- if (vernum != -1) {
- for(int i = highestVernum; i > vernum; --i)
- versions << i;
- }
- Q_FOREACH(int version, versions) {
- QLatin1String libName(library);
- QLibrary xfixesLib(libName, version);
- QFunctionPointer ptr = xfixesLib.resolve(symbol);
- if (ptr)
- return ptr;
- }
- return 0;
-}
-
-# define XFIXES_LOAD_RUNTIME(vernum, symbol, symbol_type) \
- (symbol_type)qt_load_library_runtime("libXfixes", vernum, 4, #symbol);
-# define XFIXES_LOAD_V1(symbol) \
- XFIXES_LOAD_RUNTIME(1, symbol, Ptr##symbol)
-# define XFIXES_LOAD_V2(symbol) \
- XFIXES_LOAD_RUNTIME(2, symbol, Ptr##symbol)
-
-
-class QTestLiteStaticInfoPrivate
-{
-public:
- QTestLiteStaticInfoPrivate()
- : use_xfixes(false)
- , xfixes_major(0)
- , xfixes_eventbase(0)
- , xfixes_errorbase(0)
- {
- QXlibScreen *screen = static_cast<QXlibScreen *> (QGuiApplication::primaryScreen()->handle());
- Q_ASSERT(screen);
-
- initializeAllAtoms(screen);
- initializeSupportedAtoms(screen);
-
- resolveXFixes(screen);
- }
-
- bool isSupportedByWM(Atom atom)
- {
- if (!m_supportedAtoms)
- return false;
-
- bool supported = false;
- int i = 0;
- while (m_supportedAtoms[i] != 0) {
- if (m_supportedAtoms[i++] == atom) {
- supported = true;
- break;
- }
- }
-
- return supported;
- }
-
- Atom atom(QXlibStatic::X11Atom atom)
- {
- return m_allAtoms[atom];
- }
-
- bool useXFixes() const { return use_xfixes; }
-
- int xFixesEventBase() const {return xfixes_eventbase; }
-
- PtrXFixesSelectSelectionInput xFixesSelectSelectionInput() const
- {
- return ptrXFixesSelectSelectionInput;
- }
-
- QImage qimageFromXImage(XImage *xi)
- {
- QImage::Format format = QImage::Format_ARGB32_Premultiplied;
- if (xi->depth == 24)
- format = QImage::Format_RGB32;
- else if (xi->depth == 16)
- format = QImage::Format_RGB16;
-
- QImage image = QImage((uchar *)xi->data, xi->width, xi->height, xi->bytes_per_line, format).copy();
-
- // we may have to swap the byte order
- if ((QSysInfo::ByteOrder == QSysInfo::LittleEndian && xi->byte_order == MSBFirst)
- || (QSysInfo::ByteOrder == QSysInfo::BigEndian && xi->byte_order == LSBFirst))
- {
- for (int i=0; i < image.height(); i++) {
- if (xi->depth == 16) {
- ushort *p = (ushort*)image.scanLine(i);
- ushort *end = p + image.width();
- while (p < end) {
- *p = ((*p << 8) & 0xff00) | ((*p >> 8) & 0x00ff);
- p++;
- }
- } else {
- uint *p = (uint*)image.scanLine(i);
- uint *end = p + image.width();
- while (p < end) {
- *p = ((*p << 24) & 0xff000000) | ((*p << 8) & 0x00ff0000)
- | ((*p >> 8) & 0x0000ff00) | ((*p >> 24) & 0x000000ff);
- p++;
- }
- }
- }
- }
-
- // fix-up alpha channel
- if (format == QImage::Format_RGB32) {
- QRgb *p = (QRgb *)image.bits();
- for (int y = 0; y < xi->height; ++y) {
- for (int x = 0; x < xi->width; ++x)
- p[x] |= 0xff000000;
- p += xi->bytes_per_line / 4;
- }
- }
-
- return image;
- }
-
-
-private:
-
- void initializeAllAtoms(QXlibScreen *screen) {
- const char *names[QXlibStatic::NAtoms];
- const char *ptr = x11_atomnames;
-
- int i = 0;
- while (*ptr) {
- names[i++] = ptr;
- while (*ptr)
- ++ptr;
- ++ptr;
- }
-
- Q_ASSERT(i == QXlibStatic::NPredefinedAtoms);
-
- QByteArray settings_atom_name("_QT_SETTINGS_TIMESTAMP_");
- settings_atom_name += XDisplayName(qPrintable(screen->display()->displayName()));
- names[i++] = settings_atom_name;
-
- Q_ASSERT(i == QXlibStatic::NAtoms);
- #if 0//defined(XlibSpecificationRelease) && (XlibSpecificationRelease >= 6)
- XInternAtoms(screen->display(), (char **)names, i, False, m_allAtoms);
- #else
- for (i = 0; i < QXlibStatic::NAtoms; ++i)
- m_allAtoms[i] = XInternAtom(screen->display()->nativeDisplay(), (char *)names[i], False);
- #endif
- }
-
- void initializeSupportedAtoms(QXlibScreen *screen)
- {
- Atom type;
- int format;
- long offset = 0;
- unsigned long nitems, after;
- unsigned char *data = 0;
-
- int e = XGetWindowProperty(screen->display()->nativeDisplay(), screen->rootWindow(),
- this->atom(QXlibStatic::_NET_SUPPORTED), 0, 0,
- False, XA_ATOM, &type, &format, &nitems, &after, &data);
- if (data)
- XFree(data);
-
- if (e == Success && type == XA_ATOM && format == 32) {
- QBuffer ts;
- ts.open(QIODevice::WriteOnly);
-
- while (after > 0) {
- XGetWindowProperty(screen->display()->nativeDisplay(), screen->rootWindow(),
- this->atom(QXlibStatic::_NET_SUPPORTED), offset, 1024,
- False, XA_ATOM, &type, &format, &nitems, &after, &data);
-
- if (type == XA_ATOM && format == 32) {
- ts.write(reinterpret_cast<char *>(data), nitems * sizeof(long));
- offset += nitems;
- } else
- after = 0;
- if (data)
- XFree(data);
- }
-
- // compute nitems
- QByteArray buffer(ts.buffer());
- nitems = buffer.size() / sizeof(Atom);
- m_supportedAtoms = new Atom[nitems + 1];
- Atom *a = (Atom *) buffer.data();
- uint i;
- for (i = 0; i < nitems; i++)
- m_supportedAtoms[i] = a[i];
- m_supportedAtoms[nitems] = 0;
-
- }
- }
-
- void resolveXFixes(QXlibScreen *screen)
- {
-#ifndef QT_NO_XFIXES
- // See if Xfixes is supported on the connected display
- if (XQueryExtension(screen->display()->nativeDisplay(), "XFIXES", &xfixes_major,
- &xfixes_eventbase, &xfixes_errorbase)) {
- ptrXFixesQueryExtension = XFIXES_LOAD_V1(XFixesQueryExtension);
- ptrXFixesQueryVersion = XFIXES_LOAD_V1(XFixesQueryVersion);
- ptrXFixesSetCursorName = XFIXES_LOAD_V2(XFixesSetCursorName);
- ptrXFixesSelectSelectionInput = XFIXES_LOAD_V2(XFixesSelectSelectionInput);
-
- if(ptrXFixesQueryExtension && ptrXFixesQueryVersion
- && ptrXFixesQueryExtension(screen->display()->nativeDisplay(), &xfixes_eventbase,
- &xfixes_errorbase)) {
- // Xfixes is supported.
- // Note: the XFixes protocol version is negotiated using QueryVersion.
- // We supply the highest version we support, the X server replies with
- // the highest version it supports, but no higher than the version we
- // asked for. The version sent back is the protocol version the X server
- // will use to talk us. If this call is removed, the behavior of the
- // X server when it receives an XFixes request is undefined.
- int major = 3;
- int minor = 0;
- ptrXFixesQueryVersion(screen->display()->nativeDisplay(), &major, &minor);
- use_xfixes = (major >= 1);
- xfixes_major = major;
- }
- }
-#endif // QT_NO_XFIXES
-
- }
-
- Atom *m_supportedAtoms;
- Atom m_allAtoms[QXlibStatic::NAtoms];
-
-#ifndef QT_NO_XFIXES
- PtrXFixesQueryExtension ptrXFixesQueryExtension;
- PtrXFixesQueryVersion ptrXFixesQueryVersion;
- PtrXFixesSetCursorName ptrXFixesSetCursorName;
- PtrXFixesSelectSelectionInput ptrXFixesSelectSelectionInput;
-#endif
-
- bool use_xfixes;
- int xfixes_major;
- int xfixes_eventbase;
- int xfixes_errorbase;
-
-};
-Q_GLOBAL_STATIC(QTestLiteStaticInfoPrivate, qTestLiteStaticInfoPrivate);
-
-
-Atom QXlibStatic::atom(QXlibStatic::X11Atom atom)
-{
- return qTestLiteStaticInfoPrivate()->atom(atom);
-}
-
-bool QXlibStatic::isSupportedByWM(Atom atom)
-{
- return qTestLiteStaticInfoPrivate()->isSupportedByWM(atom);
-}
-
-bool QXlibStatic::useXFixes()
-{
- return qTestLiteStaticInfoPrivate()->useXFixes();
-}
-
-int QXlibStatic::xFixesEventBase()
-{
- return qTestLiteStaticInfoPrivate()->xFixesEventBase();
-}
-
-#ifndef QT_NO_XFIXES
-PtrXFixesSelectSelectionInput QXlibStatic::xFixesSelectSelectionInput()
-{
- qDebug() << qTestLiteStaticInfoPrivate()->useXFixes();
- if (!qTestLiteStaticInfoPrivate()->useXFixes())
- return 0;
-
- return qTestLiteStaticInfoPrivate()->xFixesSelectSelectionInput();
-}
-
-QImage QXlibStatic::qimageFromXImage(XImage *xi)
-{
- return qTestLiteStaticInfoPrivate()->qimageFromXImage(xi);
-}
-#endif //QT_NO_XFIXES
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